bjoernager/rust
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Shrink the size of Rvalue by 16 bytes

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This commit is contained in:
Oli Scherer 2021-03-05 09:32:47 +00:00
parent f31481368b
commit 9a2362e5a9
29 changed files with 83 additions and 67 deletions
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4
compiler/rustc_mir/src/interpret/step.rs
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@ -165,7 +165,7 @@ impl<'mir, 'tcx: 'mir, M: Machine<'mir, 'tcx>> InterpCx<'mir, 'tcx, M> {
self.copy_op(&op, &dest)?;
}
BinaryOp(bin_op, ref left, ref right) => {
BinaryOp(bin_op, box (ref left, ref right)) => {
let layout = binop_left_homogeneous(bin_op).then_some(dest.layout);
let left = self.read_immediate(&self.eval_operand(left, layout)?)?;
let layout = binop_right_homogeneous(bin_op).then_some(left.layout);
@ -173,7 +173,7 @@ impl<'mir, 'tcx: 'mir, M: Machine<'mir, 'tcx>> InterpCx<'mir, 'tcx, M> {
self.binop_ignore_overflow(bin_op, &left, &right, &dest)?;
}
CheckedBinaryOp(bin_op, ref left, ref right) => {
CheckedBinaryOp(bin_op, box (ref left, ref right)) => {
// Due to the extra boolean in the result, we can never reuse the `dest.layout`.
let left = self.read_immediate(&self.eval_operand(left, None)?)?;
let layout = binop_right_homogeneous(bin_op).then_some(left.layout);